Question

2.
Sides BA and DC of a quadrilateral ABCD are produced as shown in figure then a + b is equal to

Answer 1

Answer:

In quadrilateral ABCD,

∠A=180−b

and ∠C=180−a

Sum of all the angles of a quadrilateral is:

∠A+∠B+∠C+∠D=360

o

⇒180−b+x+180−a+y=360

⇒360−a−b+x+y=360

⇒a+b=x+y

Step-by-step explanation:

Hope it helps you dear..

Answer 2

Answer:

x+y is the correct answer

Step-by-step explanation: